rtl-sdr rebuilt with zerocupy disabled on arm: https://github.com/osmocom/rtl-sdr/commit/81833a1cf6288fee93a9157c0f60cafb5ec340b9?diff=unified
This is a companion discussion topic for the original entry at https://copr.fedorainfracloud.org/coprs/llunved/rtl-sdr-nozc/